Slower computers may need to tweak Video Settings using OptiFine's options.
Faster computers can make use of this Sphax BDCraft resource pack (64x) containing most of the textures for the included mods:
https://dl.dropboxusercontent.com/u/80710757/Sphax%20PureBDcraft%20%2064x%20JoraTech.zip
Faster computers can make use of this Sphax BDCraft resource pack (64x) containing most of the textures for the included mods:
https://dl.dropboxusercontent.com/u/80710757/Sphax%20PureBDcraft%20%2064x%20JoraTech.zip